Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.669419E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-18T23:54:38+0800
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    1 Object 1

    Name OSCAR 8
    AOE ID 10703
    NORAD ID 10703
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 39240
    NORAD ID 39240
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter OSCAR 8 YAOGAN 17B
    Time of Closest Approach 2026-10-20T03:04:27+0000
    Collision Probability (Pc) 4.669419E-6
    Conjunction Distance (km) 1.675 km
    Relative Speed (km/s) 14.57 km/s
    Conjunction Risk Parameters R (Radial): 1.594 | I (In-track): 0.075 | C (Cross-track): 0.51
    Collision Risk Index (CRI) 0.48
    X Position (km) -1397.129 -1397.874
    Position Y (km) 5462.141 5463.107
    Position Z (km) -4610.842 -4611.991
    Velocity X (km/s) 2.636 -5.1
    Velocity Y (km/s) -4.053 2.465
    Velocity Z (km/s) -5.592 4.894

    Orbital Parameters 国际轨道数据源

    Parameter OSCAR 8 YAOGAN 17B
    Semimajor Axis (a) 7272.537 km 7467.056 km
    Eccentricity (e) 0.001230 0.043736
    Inclination (i) 99.3393° 63.3833°
    RAAN 289.6670° 133.3339°
    Perigee Argument 345.7954° 12.0297°
    Mean Anomaly (M) 187.8096° 349.0778°
    Apogee 903.347 km 1415.498 km
    Perigee 885.453 km 762.340 km
    Orbit Epoch 2026-10-17T18:14:40+0000 2026-10-18T06:41:20+0000

    OSCAR 8 & YAOGAN 17B Collision Probability (Pc) Trend

    OSCAR 8 & YAOGAN 17B Collision Probability (Pc) TrendNot Available

    OSCAR 8 & YAOGAN 17B Miss Distance (Miss Distance) Trend

    OSCAR 8 & YAOGAN 17B Miss Distance (Miss Distance) TrendNot Available

    OSCAR 8Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    YAOGAN 17BMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    OSCAR 8Collision Probability Trend

    Object 1 Probability TrendNot Available

    YAOGAN 17BCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with OSCAR 8

    No nearby objects data